added force send after 5 updates

lib/node.js

@@ -60,6 +60,7 @@ function Node()
 
 	this._tries = 0;
 	this._down = 0;
+	this._lastSent = 0;
 
 	this.blocks = [];
 
@@ -286,6 +287,15 @@ Node.prototype.changed = function()
 {
 	var changed = ! _.isEqual(this._lastStats, JSON.stringify(this.stats));
 	console.log(changed);
+
+	if(this._tries - this._lastSent > 5)
+	{
+		console.log('force send');
+		this._lastSent = this._tries;
+
+		return true;
+	}
+
 	return changed;
 }